38. In the following reaction the unshaded spheres represent H atoms. Identify the BrΦnsted-Lowry acid/base conjugate pairs. (A)(1)/(2) and (3)/(4) (B) (1)/(3) and (2)/(4) (C) (I)/(4) and(2)/(3) (D) none of the above.

36.Sodium reacts violently with water according to the equation: 2 Na(s) + 2 H2O(l)→ 2 NaOH(aq) +H2(g) The resulting solution has a higher temperature than the water prior to the addition of sodium. What are the signs of △H° and △S° for this reaction? (A) △H° is negative and △S° is negative. (B) △H° is negative and △S° is positive. (C) △H° is positive and △S° is negative. (D) △H° is positive and △S° is positive.

38. In the following reaction the unshaded spheres represent H atoms. Identify the BrΦnsted-Lowry acid/base conjugate pairs. (A)(1)/(2) and (3)/(4) (B) (1)/(3) and (2)/(4) (C) (I)/(4) and(2)/(3) (D) none of the above.

其他試題

38. In the following reaction the unshaded spheres represent H atoms.

Identify the BrΦnsted-Lowry acid/base conjugate pairs.
(A)(1)/(2) and (3)/(4)
(B) (1)/(3) and (2)/(4)
(C) (I)/(4) and(2)/(3)
(D) none of the above.